html_viewer: Move webcrypto to a place where html_viewer can use it.

content/child/webcrypto/nss/aes_algorithm_nss.cc

Index: content/child/webcrypto/nss/aes_algorithm_nss.cc
diff --git a/content/child/webcrypto/nss/aes_algorithm_nss.cc b/content/child/webcrypto/nss/aes_algorithm_nss.cc
deleted file mode 100644
index bbcc643070586b210dc15528a6abd15ced689925..0000000000000000000000000000000000000000
--- a/content/child/webcrypto/nss/aes_algorithm_nss.cc
+++ /dev/null
@@ -1,145 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "content/child/webcrypto/nss/aes_algorithm_nss.h"
-
-#include "base/logging.h"
-#include "content/child/webcrypto/crypto_data.h"
-#include "content/child/webcrypto/jwk.h"
-#include "content/child/webcrypto/nss/key_nss.h"
-#include "content/child/webcrypto/nss/sym_key_nss.h"
-#include "content/child/webcrypto/status.h"
-#include "content/child/webcrypto/webcrypto_util.h"
-#include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
-
-namespace content {
-
-namespace webcrypto {
-
-AesAlgorithm::AesAlgorithm(CK_MECHANISM_TYPE import_mechanism,
-                           blink::WebCryptoKeyUsageMask all_key_usages,
-                           const std::string& jwk_suffix)
-    : import_mechanism_(import_mechanism),
-      all_key_usages_(all_key_usages),
-      jwk_suffix_(jwk_suffix) {
-}
-
-AesAlgorithm::AesAlgorithm(CK_MECHANISM_TYPE import_mechanism,
-                           const std::string& jwk_suffix)
-    : import_mechanism_(import_mechanism),
-      all_key_usages_(blink::WebCryptoKeyUsageEncrypt |
-                      blink::WebCryptoKeyUsageDecrypt |
-                      blink::WebCryptoKeyUsageWrapKey |
-                      blink::WebCryptoKeyUsageUnwrapKey),
-      jwk_suffix_(jwk_suffix) {
-}
-
-Status AesAlgorithm::GenerateKey(const blink::WebCryptoAlgorithm& algorithm,
-                                 bool extractable,
-                                 blink::WebCryptoKeyUsageMask usages,
-                                 GenerateKeyResult* result) const {
-  Status status = CheckKeyCreationUsages(all_key_usages_, usages, false);
-  if (status.IsError())
-    return status;
-
-  unsigned int keylen_bits;
-  status = GetAesKeyGenLengthInBits(algorithm.aesKeyGenParams(), &keylen_bits);
-  if (status.IsError())
-    return status;
-
-  return GenerateSecretKeyNss(
-      blink::WebCryptoKeyAlgorithm::createAes(algorithm.id(), keylen_bits),
-      extractable, usages, keylen_bits, CKM_AES_KEY_GEN, result);
-}
-
-Status AesAlgorithm::VerifyKeyUsagesBeforeImportKey(
-    blink::WebCryptoKeyFormat format,
-    blink::WebCryptoKeyUsageMask usages) const {
-  switch (format) {
-    case blink::WebCryptoKeyFormatRaw:
-    case blink::WebCryptoKeyFormatJwk:
-      return CheckKeyCreationUsages(all_key_usages_, usages, false);
-    default:
-      return Status::ErrorUnsupportedImportKeyFormat();
-  }
-}
-Status AesAlgorithm::ImportKeyRaw(const CryptoData& key_data,
-                                  const blink::WebCryptoAlgorithm& algorithm,
-                                  bool extractable,
-                                  blink::WebCryptoKeyUsageMask usages,
-                                  blink::WebCryptoKey* key) const {
-  const unsigned int keylen_bytes = key_data.byte_length();
-  Status status = VerifyAesKeyLengthForImport(keylen_bytes);
-  if (status.IsError())
-    return status;
-
-  // No possibility of overflow.
-  unsigned int keylen_bits = keylen_bytes * 8;
-
-  return ImportKeyRawNss(key_data, blink::WebCryptoKeyAlgorithm::createAes(
-                                       algorithm.id(), keylen_bits),
-                         extractable, usages, import_mechanism_, key);
-}
-
-Status AesAlgorithm::ImportKeyJwk(const CryptoData& key_data,
-                                  const blink::WebCryptoAlgorithm& algorithm,
-                                  bool extractable,
-                                  blink::WebCryptoKeyUsageMask usages,
-                                  blink::WebCryptoKey* key) const {
-  std::vector<uint8_t> raw_data;
-  Status status = ReadAesSecretKeyJwk(key_data, jwk_suffix_, extractable,
-                                      usages, &raw_data);
-  if (status.IsError())
-    return status;
-
-  return ImportKeyRaw(CryptoData(raw_data), algorithm, extractable, usages,
-                      key);
-}
-
-Status AesAlgorithm::ExportKeyRaw(const blink::WebCryptoKey& key,
-                                  std::vector<uint8_t>* buffer) const {
-  *buffer = SymKeyNss::Cast(key)->raw_key_data();
-  return Status::Success();
-}
-
-Status AesAlgorithm::ExportKeyJwk(const blink::WebCryptoKey& key,
-                                  std::vector<uint8_t>* buffer) const {
-  SymKeyNss* sym_key = SymKeyNss::Cast(key);
-  const std::vector<uint8_t>& raw_data = sym_key->raw_key_data();
-
-  WriteSecretKeyJwk(CryptoData(raw_data),
-                    MakeJwkAesAlgorithmName(jwk_suffix_, raw_data.size()),
-                    key.extractable(), key.usages(), buffer);
-
-  return Status::Success();
-}
-
-Status AesAlgorithm::SerializeKeyForClone(
-    const blink::WebCryptoKey& key,
-    blink::WebVector<uint8_t>* key_data) const {
-  key_data->assign(SymKeyNss::Cast(key)->serialized_key_data());
-  return Status::Success();
-}
-
-Status AesAlgorithm::DeserializeKeyForClone(
-    const blink::WebCryptoKeyAlgorithm& algorithm,
-    blink::WebCryptoKeyType type,
-    bool extractable,
-    blink::WebCryptoKeyUsageMask usages,
-    const CryptoData& key_data,
-    blink::WebCryptoKey* key) const {
-  return ImportKeyRaw(key_data, CreateAlgorithm(algorithm.id()), extractable,
-                      usages, key);
-}
-
-Status AesAlgorithm::GetKeyLength(
-    const blink::WebCryptoAlgorithm& key_length_algorithm,
-    bool* has_length_bits,
-    unsigned int* length_bits) const {
-  return GetAesKeyLength(key_length_algorithm, has_length_bits, length_bits);
-}
-
-}  // namespace webcrypto
-
-}  // namespace content